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2022-03-31 | Background Behçet’s disease (BD) is a multisystem autoinflammatory disease characterised by mucosal ulceration, ocular, neural, joint and skin inflammation. The cause of BD is not known but there is a strong genetic association with HLA-B*51, IL10 and IL23R. Neutrophils are a first line of defence against invading path... | Low density neutrophils are increased in patients with Behçet’s disease but do not explain differences in neutrophil function | 10.1186/s12950-022-00302-1 |
2022-03-31 | In freshwater ecosystems, flood pulses, the degree of connectivity between environments, and the vegetation mosaic are among the main variables affecting environmental structure at the landscape scale. At a finer scale, local limnological conditions seem to be more important for structuring river fish assemblages. Howe... | Drivers of fish trophic guild composition in lakes of the Upper Paraná River floodplain | 10.1007/s00027-022-00860-9 |
2022-03-31 | Conventional activated sludge system is confidently widely used for biological treatment plants of municipal wastewater but suffering from operation problems that affect their efficiencies and effluent qualities, especially when treating low-strength wastewater with increasing incoming flow. The objective of this study... | Applying novel methods in conventional activated sludge plants to treat low-strength wastewater | 10.1007/s10661-022-09968-9 |
2022-03-30 | Background Premature ovarian failure (POF) is a complex heterogeneous disorder characterized by the triad of amenorrhea, hypergonadotropinism, and hypoestrogenism in women before the expected age of menopause. In most POF patients, the etiology is idiopathic. X chromosome abnormalities are known to be responsible for m... | Cytogenetic abnormalities in a sample of females with premature ovarian failure | 10.1186/s43043-022-00098-3 |
2022-03-29 | Low-strength concrete (LSC) elements are prone to several seismic and static loads and are one of the priorities to be considered for FRP strengthening. However, certain provisions should be taken into account according to provisions, as elements with considerably low compressive strength are not eligible for FRP confi... | The Effect of Rebar Embedment and CFRP Confinement on the Compressive Strength of Low-Strength Concrete | 10.1186/s40069-022-00502-2 |
2022-03-28 | In this work, we developed an efficient electrochemical exfoliation strategy for the preparation of graphene (eGr) nanosheets. Newly designed nanosheets-like eGr/GCE electrode possessed large specific surface area, low defect and good electrical conductivity, which facilitates the preconcentration of Kinetin (KT) onto ... | Highly sensitive detection of kinetin with electrochemical exfoliation of graphene nanosheets | 10.1007/s00339-022-05471-7 |
2022-03-27 | The performance of zeolite membrane supports directly determines the synthesis performance and industrial application of zeolite membranes. In this study, a novel and high permeation SiC supports for NaA zeolite membrane were prepared by carrying out in situ reaction bonding at high temperature in the air atmosphere to... | A novel preparation of high permeation SiC supports for NaA zeolite membrane by in situ reaction bonding | 10.1007/s13201-022-01612-8 |
2022-03-27 | Despite the neurodegenerative disorder Alzheimer’s disease (AD) is the most common form of dementia in late adult life, there is currently no therapy available to prevent the onset or slow down the progression of AD. The progressive cognitive decline in AD correlates with a successive accumulation of cerebral amyloid-β... | PCSK9 acts as a key regulator of Aβ clearance across the blood–brain barrier | 10.1007/s00018-022-04237-x |
2022-03-26 | Background The pathoanatomic cause of chronic low back pain (cLBP) cannot be identified for up to 90% of individuals. However, dysfunctional processing of endogenous nociceptive input, measured as conditioned pain modulation (CPM), has been associated with cLBP and may involve changes in neuronal gene expression. Epige... | Epigenome-wide DNA methylation profiling of conditioned pain modulation in individuals with non-specific chronic low back pain | 10.1186/s13148-022-01265-z |
2022-03-24 | Background Progress towards malaria elimination has stagnated, partly because infections persisting at low parasite densities comprise a large reservoir contributing to ongoing malaria transmission and are difficult to detect. This study compared the performance of an ultrasensitive rapid diagnostic test (uRDT) designe... | Diagnostic performance and comparison of ultrasensitive and conventional rapid diagnostic test, thick blood smear and quantitative PCR for detection of low-density Plasmodium falciparum infections during a controlled human malaria infection study in Equatorial Guinea | 10.1186/s12936-022-04103-y |
2022-03-23 | The influence of composition-dependent thermal conductivity and heterogeneous internal heating of primordial dense material on the long-term evolution of primordial reservoirs in the lower mantle of the Earth is investigated utilizing thermochemical mantle convection simulations in a 2-D spherical annulus geometry. Our... | Influence of composition-dependent thermal conductivity on the long-term evolution of primordial reservoirs in Earth's lower mantle | 10.1186/s40623-022-01608-3 |
2022-03-23 | Main conclusion The proteome and its time-dependent effects reveal the importance of stress response (including expression regulation of heat-shock proteins) and fatty acid metabolism in cold adaptation and preservation of Hami melon. Abstract To better understand the molecular mechanism of how Hami melons respond to l... | Low-temperature adaptation and preservation revealed by changes in physiological–biochemical characteristics and proteome expression patterns in post-harvest Hami melon during cold storage | 10.1007/s00425-022-03874-7 |
2022-03-23 | Low molecular weight organic acids (LMWOAs), as active components in the rhizosphere carbon cycling, may influence the environmental behaviors of biochar colloids. This study selected the pine-wood and wheat-straw biochars (PB and WB) as two typical biochars. The effects of typical LMWOAs (oxalic acid, citric acid, and... | Effects of low molecular weight organic acids on aggregation behavior of biochar colloids at acid and neutral conditions | 10.1007/s42773-022-00142-5 |
2022-03-23 | Background Overactive bladder (OAB) affects 12 to 30% of the world’s population. The accompanying urinary urgency, frequency and incontinence can have a profound effect on quality of life, leading to depression, social isolation, avoidance of sexual activity and loss of productivity. Conservative measures such as lifes... | Noninvasive spinal neuromodulation mitigates symptoms of idiopathic overactive bladder | 10.1186/s42234-022-00087-x |
2022-03-21 | Stretchable MXene organohydrogel contains MXene network for electron conduction and water/glycerin binary solvent for ion transmission was prepared. The MXene organohydrogel exhibits exceptionally enhanced EMI shielding performance compared to hydrogel, as well as low-temperature tolerance, anti-drying ability. Conduct... | Environmentally Tough and Stretchable MXene Organohydrogel with Exceptionally Enhanced Electromagnetic Interference Shielding Performances | 10.1007/s40820-022-00819-3 |
2022-03-21 | Background Low birth weight (LBW) is a major factor of neonate mortality that particularly affects developing countries. However, the scarcity of data to support decision making to reduce LBW occurrence is a major obstacle in sub-Saharan Africa. The aim of this research was to determine the prevalence and associated fa... | Low birth weight and its associated risk factors in a rural health district of Burkina Faso: a cross sectional study | 10.1186/s12884-022-04554-w |
2022-03-21 | Background There are several genes associated with ovarian cancer risk. Molecular changes in borderline ovarian tumor (BOT) indicate linkage of this disease to type I ovarian tumors (low-grade ovarian carcinomas). This study determined the prevalence and association of mutations in BRCA1, BRCA2, PALB2, RAD51C , and CHE... | Association of recurrent mutations in BRCA1, BRCA2, RAD51C, PALB2, and CHEK2 with the risk of borderline ovarian tumor | 10.1186/s13053-022-00218-0 |
2022-03-20 | Background Lower respiratory tract infections are the leading cause of death in children globally and are transmitted by inhaling airborne droplets. The study demonstrated the prevalence of lower respiratory tract infections in children admitted to the Women and Children Hospital Bannu from February through November 20... | Epidemiological studies on lower respiratory tract infection in children in the District Bannu, Khyber Pakhtunkhwa, Pakistan | 10.1186/s43168-022-00119-9 |
2022-03-19 | Engineered cementitious composites (ECC) characterizes with high strain capacity, accompanied by two notable disadvantages, i.e., low elastic modulus and severe shrinkage yet. A new type of ECC featuring relatively high tensile strain capacity, high elastic modulus as well as low shrinkage was developed by using polyet... | High-modulus and low-shrinkage hybrid-fiber reinforced engineered cementitious composites (ECC) | 10.1617/s11527-022-01930-y |
2022-03-18 | Background Potato ( Solanum tuberosum L.) is one of the world's most important crops, the cultivated potato is frost-sensitive, and low-temperature severely influences potato production. However, the mechanism by which potato responds to low-temperature stress is unclear. In this research, we apply a combination of sec... | Full-length transcriptome sequencing reveals the molecular mechanism of potato seedlings responding to low-temperature | 10.1186/s12870-022-03461-8 |
2022-03-18 | Abstract The present study aimed to determine the effects of low-temperature plasma (LTP) on seed germination, physiological, and genetic features of Foeniculum vulgare Mill. Fennel seeds were divided into four groups: a control group and three experimental groups. The experimental groups were exposed to LTP for 5, 10,... | Low Temperature Plasma Affects Physiological and Genetic Attributes of Foeniculum vulgare | 10.1134/S1021443722020029 |
2022-03-17 | Cell-free DNA (cfDNA) content in plasma has been studied as a biomarker for sepsis. Recent publications show that the cfDNA content in sepsis patients entering intensive care unit who were likely to survive had a total cfDNA concentration of 1.16 ± 0.13 μg/mL compared to 4.65 ± 0.48 μg/mL of non-survivors. Current meth... | Single-step measurement of cell-free DNA for sepsis prognosis using a thread-based microfluidic device | 10.1007/s00604-022-05245-1 |
2022-03-15 | Abstract The aim of this study is to provide comprehensive and update information concerning the utilization of low- and medium-temperature geothermal resources in Indonesia. This study includes several utilization technologies and identifies opportunities, challenges, and issues. Furthermore, to emphasize the promisin... | A comprehensive data and information on low to medium temperature geothermal resources in Indonesia: a review | 10.1007/s40948-022-00375-5 |
2022-03-15 | Background High-throughput plant phenotyping (HTPP) methods have the potential to speed up the crop breeding process through the development of cost-effective, rapid and scalable phenotyping methods amenable to automation. Crop disease resistance breeding stands to benefit from successful implementation of HTPP methods... | Predicting yellow rust in wheat breeding trials by proximal phenotyping and machine learning | 10.1186/s13007-022-00868-0 |
2022-03-14 | As a new filler, neohexene graphitic nanoplatelets (NeHGNs), is prepared firstly by using ball milling with solid graphite and liquid neohexene. The characteristics of NeHGNs are confirmed using a variety of analytic techniques. Due to the exceptional dispersion in organic solvents ( e.g. xylene) and the good affinity ... | Neohexene graphitic nanoplatelets for reinforced low-density polyethylene | 10.1007/s10965-022-02980-0 |
2022-03-14 | Background The COVID-19 pandemic revealed a substantial and unmet need for low-cost, easily accessible mechanical ventilation strategies for use in medical resource-challenged areas. Internationally, several groups developed non-conventional COVID-19 era emergency ventilator strategies as a stopgap measure when convent... | Efficacy and safety testing of a COVID-19 era emergency ventilator in a healthy rabbit lung model | 10.1186/s42490-022-00059-x |
2022-03-12 | Background Primaquine is a pro-drug and its active metabolite is potent against mature Plasmodium falciparum gametocytes. Primaquine is metabolized by a highly polymorphic cytochrome P450 2D6 (CYP2D6) enzyme. Mutations in the gene encoding this enzyme may lead to impaired primaquine activity. This study assessed if 0.2... | A single low dose of primaquine is safe and sufficient to reduce transmission of Plasmodium falciparum gametocytes regardless of cytochrome P450 2D6 enzyme activity in Bagamoyo district, Tanzania | 10.1186/s12936-022-04100-1 |
2022-03-11 | Accurate prediction of human pharmacokinetics using in vitro tools is an important task during drug development. Albeit, currently used in vitro systems for clearance extrapolation such as microsomes and primary human hepatocytes in suspension culture show reproducible turnover, the utility of these systems is limited ... | Multi-Well Array Culture of Primary Human Hepatocyte Spheroids for Clearance Extrapolation of Slowly Metabolized Compounds | 10.1208/s12248-022-00689-y |
2022-03-09 | The internet of things is a disruptive technology that has been applied as a solution to problems in many fields of monitoring environmental variables. It is supported by technologies such as wireless sensor networks, which offer many protocols and hardware platforms in the market today. Protocols such as 6LoWPAN are n... | Performance analysis of 6LoWPAN protocol for a flood monitoring system | 10.1186/s13638-022-02098-3 |
2022-03-09 | Background In the pandemic time, many low- and middle-income countries are experiencing restricted access to COVID-19 vaccines. Access to imported vaccines or ways to produce them locally became the principal source of hope for these countries. But developing a strategy for success in obtaining and allocating vaccines ... | Social network-based ethical analysis of COVID-19 vaccine supply policy in three Central Asian countries | 10.1186/s12910-022-00764-1 |
2022-03-07 | Main conclusion Exogenous ABA played a positive role in the accumulation and biosynthesis of aroma components of postharvest kiwifruit after low-temperature storage, especially the esters production during ripening. Abstract Low-temperature storage (LTS) generally affects the aroma formation associated with the decreas... | Exogenous ABA promotes aroma biosynthesis of postharvest kiwifruit after low-temperature storage | 10.1007/s00425-022-03855-w |
2022-03-07 | Background Though the utilization of traditional medicine has been proposed for modern drug research and development (R&D), limited research has discussed its feasible paths. In this commentary, we summarized key factors for new drug R&D under limited resources by reviewing China’s discovery of artemisinin, and raised ... | Drug research and development opportunities in low- and middle-income countries: accelerating traditional medicine through systematic utilization and comprehensive synergy | 10.1186/s40249-022-00954-4 |
2022-03-04 | Neuronal intranuclear inclusion disease (NIID) is a neurodegenerative disorder, characterized by the presence of eosinophilic inclusions (NIIs) within nuclei of central and peripheral nervous system cells. This study aims to identify the components of NIIs, which have been difficult to analyze directly due to their ins... | Hornerin deposits in neuronal intranuclear inclusion disease: direct identification of proteins with compositionally biased regions in inclusions | 10.1186/s40478-022-01333-8 |
2022-03-03 | Phosphorus (P) is one of the macronutrients essential for plant growth and development. Rice ( Oryza sativa L.) is sensitive to P starvation and its deficiency influences many key plant functions, resulting in crop yield penalties. Although the hybrid rice segment is well-known for its yield heterosis, P deficiency and... | Stacking of Pup1 QTL for low soil phosphorus tolerance and bacterial blight resistance genes in the background of APMS6B, the maintainer line of rice hybrid DRRH-3 | 10.1007/s10681-022-02987-0 |
2022-03-02 | Background Listeria monocytogenes is a foodborne pathogen that causes listeriosis in humans. This pathogen activates multiple regulatory mechanisms in response to stress, and cobalamin biosynthesis might have a potential role in bacterial protection. Low temperature is a strategy used in the food industry to control ba... | Cobalamin cbiP mutant shows decreased tolerance to low temperature and copper stress in Listeria monocytogenes | 10.1186/s40659-022-00376-4 |
2022-03-01 | Comparative results are provided for Charpy V-notch impact bending tests of base metal and 09G2S steel welded joint metal before and after prolonged heat treatment (1200°C, 3.7 h exposure) with plotting of ductile–brittle transition curves and analysis of fracture surfaces after testing. Welded joints of 09G2S steel sh... | Impact Strength of Low-Carbon Steel 09G2S Welded Joint Metal | 10.1007/s11015-022-01286-2 |
2022-03-01 | Heat, entropy and temperature are the key fundamental concepts of thermodynamics. The present work gives a concise overview of the fundamentals and applications of these basic notions of physics, including the new developments on this issue. These include the finite-size systems and the negative absolute temperatures. ... | The Exotic Thermodynamic States and Negative Absolute Temperatures | 10.1007/s10909-021-02666-9 |
2022-03-01 | In this paper, the hot deformation behavior of Fe–30Mn–10Al–1C low-density steel was investigated by Gleeble-1500D thermomechanical simulator at a temperature range of 850–1100 °C and a strain rate range of 0.01–10 s –1 . The constitutive equation and dynamic recrystallization (DRX) kinetic model of the experimental st... | Hot Deformation Behavior, Dynamic Recrystallization and Processing Map of Fe–30Mn–10Al–1C Low-Density Steel | 10.1007/s12666-021-02462-9 |
2022-03-01 | The harsh environment will reduce the interlayer bonding quality of mass concrete and cause plastic cracking. These defects will seriously affect the safety and durability of the structure. This study tested the layer state (water content and penetration resistance), interlayer mechanical properties, and early-age crac... | RETRACTED ARTICLE: Research on Construction Risks and Countermeasures of Concrete Dam | 10.1186/s40069-022-00501-3 |
2022-03-01 | A linear elastic fracture mechanics method is proposed to investigate the fracture behavior of hot mix asphalt and warm mix asphalt; this method was used in this study to calculated the fracture toughness of hot mix asphalt and warm mix asphalt containing 3% Sasobit at low temperatures (0, − 10, and – 20 °C) and two ty... | Low-Temperature Fracture Toughness Study for Hot Mix Asphalt and Warm Mix Asphalt Under Pure Mode I and II Loading Condition | 10.1007/s42947-021-00024-2 |
2022-03-01 | Dense microwave dielectric ceramics of Ce 2 [Zr 1 − x (Al 1/2 Ta 1/2 ) x ] 3 (MoO 4 ) 9 (CZMAT) ( x = 0.02–0.10) were prepared by the conventional solid-state route. The effects of (Al 1/2 Ta 1/2 ) 4+ on their microstructures, sintering behaviors, and microwave dielectric properties were systematically investigated. On... | Crystal structure and enhanced microwave dielectric properties of the Ce2[Zr1−x(Al1/2Ta1/2)x]3(MoO4)9 ceramics at microwave frequency | 10.1007/s40145-021-0541-7 |
2022-03-01 | Mold injection is an expensive manufacturing method; it involves several engineering-design hours and expensive alloys. Enabling the use of low-cost mold tooling can turn low-run productions economically and sustainably viable. There is a low-cost and more environmentally amicable alternative to injection molding for l... | Epoxy-Copper Composite Materials for Injection Mold Optimal Design: a Low-Run Production Simulative Study | 10.1007/s41660-021-00191-6 |
2022-03-01 | A feasible process for preparing lightweight building materials from the low-silicate iron tailings was developed. Various proportions of bentonite, expanded perlite and feldspar were mixed into iron tailings to serve as binder, pore former and fluxing agent, respectively. The effects of blending ratios of raw material... | Recycling of low-silicate iron tailings in the production of lightweight building materials | 10.1007/s10163-021-01336-y |
2022-03-01 | Plasma pyrolysis has been proposed as a viable technology for reducing volume of low level combustible radioactive wastes. Thermal analysis (TG–EGA) was done on simulated waste under flowing argon and oxygen atmospheres to determine percentage mass loss and to identify evolved gases before proceeding with plasma-based ... | Thermal decomposition study for effective management of low level radioactive combustible solids | 10.1007/s10967-022-08210-7 |
2022-03-01 | Use of low melting temperature solder (LTS) materials in interconnect devices is a recent application as they lower the challenges of high reflow peak temperature-induced package warpage during assembly. A good candidate to overcome this challenge is a eutectic Sn-Bi system solder, with a melting temperature of 138°C a... | Isothermal Aging Effect on Sn-58Bi Solder Interconnect Mechanical Shear Stability | 10.1007/s11664-021-09379-5 |
2022-03-01 | The generation and accumulation of heat is the major direct cause of the spontaneous combustion of coal. In the initial stage of coal spontaneous combustion, the heat is mainly released by low temperature oxidation reaction of coal. To investigate the thermal characteristics and the change of key functional groups in t... | Study of thermal characteristics and functional group changes of Yanghuopan Coal during spontaneous combustion | 10.1007/s10973-021-10802-6 |
2022-03-01 | Abstract The physicochemical characteristics of the carbon material produced by methane conversion in UHF discharge plasma are determined. The material is characterized by high carbon content (99.4 wt %); the calorific value is 32.7 MJ/kg; and the packing density is 25.5 kg/m 3 . According to X-ray phase analysis, the ... | Characteristics of the Carbon Byproduct from Methane Conversion in UHF Discharge Plasma | 10.3103/S1068364X22030036 |
2022-03-01 | In this research, one-step synthesis of redox co-precipitation method (using sodium lauryl sulfate, KMnO 4 , and metal precursor) was well applicable in universally preparing low-dimensional Me-MnOx nanosheet catalysts with different metal doping (Me=Co, Ni, or Sn). NH 3 -SCR activity was explored to the relationship w... | One-step synthesis by redox co-precipitation method for low-dimensional Me-Mn bi-metal oxides (Me=Co, Ni, Sn) as SCR DeNOx catalysts | 10.1007/s11356-021-14644-5 |
2022-03-01 | The mineral deposits in the Kachchh region of Gujarat contain bauxite of all different grades, with a huge amount of low-grade bauxite. The low-grade bauxite from Kachchh is characterized in detail using different physicochemical techniques like X-ray diffraction (XRD), wavelength dispersive X-ray fluorescence (WD-XRF)... | Exploratory Study for the Utilization of Low-Grade Kachchh Bauxite and Its Prospects for Rare-Earth Elements | 10.1007/s40831-021-00478-5 |
2022-03-01 | Abstract Pd–CeO 2 catalytic composites deposited on the surface of carbon nanomaterials (CNMs) can act as model systems for probing the nature of active sites of catalytic reactions and can be also considered as promising catalysts for low-temperature oxidation reactions. In this work, nitrogen-doped carbon nanotubes (... | APPLICATION OF N-DOPED CARBON NANOTUBES FOR THE PREPARATION OF HIGHLY DISPERSED PdO–CeO2 COMPOSITE CATALYSTS | 10.1134/S0022476622030076 |
2022-03-01 | Abstract The fatigue failure of metals at low temperatures is considered. In this case, fatigue failure is characterized by elastoplastic cyclic deformation with elevated yield point and increase in thermal conductivity of the metals. Deformation and slip of the dislocations over specific planes are localized within th... | Physical Aspects of Low-Temperature Fatigue | 10.3103/S1068798X2203008X |
2022-03-01 | The effect of copper content in the range of 0.8–1.4% on mechanical properties and cold resistance of low-alloy precipitation-hardening steel for fittings after heat treatment is investigated. It is established that steel containing 1.4% copper provides the maximum level of strength properties after normalizing and tem... | Effect of Copper Content and Heat Treatment Schedules on Mechanical Properties, Cold Resistance, and Microstructural Constituent Morphology in Precipitation-Hardened Steel | 10.1007/s11015-022-01285-3 |
2022-03-01 | Pb(Zr 0.49 Ti 0.51 ) 0.7 (Zn 1/3 Nb 2/3 ) 0.3 O 3 (PZN–PZT) piezoceramics with Sr 2+ ion substitution were sintered as low as 900°C by the solid-state reaction route. The specimens with various Sr 2+ ion concentrations were compared according to their microstructure, phase structure, piezoelectricity, ferroelectricity,... | Enhancement of Piezoelectric Properties in Low-Temperature Sintering PZN–PZT Ceramics by Sr2+ Substitution | 10.1007/s11664-021-09393-7 |
2022-03-01 | Plasma synthesis of ammonia is a potential and sustainable way of nitrogen fixation. In this work, a series of M/Al 2 O 3 (M =Co, Ni, Co–Ni) catalysts have been investigated to enhance the synthesis of NH 3 from N 2 and H 2 in a dielectric barrier discharge (DBD) plasma reactor. Under the conditions of a volume ratio o... | Synergistic Effect of Co–Ni Bimetal on Plasma Catalytic Ammonia Synthesis | 10.1007/s11090-021-10223-1 |
2022-03-01 | The utilization of the solid powder activator for the activation of the ground granulated blast furnace slag (GGBFS) and its mixtures with low calcium fly ash (FA) was tested. Utilizing the activator in a powder form enabled to obtain ready-to-use dry mixtures, which, after the addition of mixing water, molding, and hy... | Alkali Activation of Ground Granulated Blast Furnace Slag and Low Calcium Fly Ash Using “One-Part” Approach | 10.1007/s40831-022-00513-z |
2022-03-01 | A large amount of crude oils located in front of the combustion front experience low-temperature oxidation (LTO) reactions under relatively constant temperatures over a long period, as a result of the quite slow advancing speed of combustion front during an in situ combustion process. However, the isothermal LTO charac... | Evolution of mass losses and evolved gases of crude oil and its SARA components during low-temperature oxidation by isothermal TG–FTIR analyses | 10.1007/s10973-021-10841-z |
2022-03-01 | Advantages in biomass pretreatment could be reached by improving lignin removal. In this study, the antioxidant butylated hydroxytoluene (BHT) was evaluated for lignin removal from biomass. In pretreatments performed at 121 °C with 50% (v/v) ethanol as solvent, the presence of BHT resulted in 45.28% and 72.45% lignin a... | Butylated Hydroxytoluene Improves Lignin Removal by Organosolv Pretreatment of Sugarcane Bagasse | 10.1007/s12155-021-10317-w |
2022-03-01 | Waterflooding has been practiced as a secondary recovery mechanism for many years with no regard to the composition of the injected brine. However, in the last decade, there has been an interest to understand the impact of the injected water composition and the low salinity waterflooding (LSWF) in oil recovery. LSWF ha... | Comprehensive investigation of low salinity waterflooding in carbonate reservoirs | 10.1007/s13202-021-01330-y |
2022-03-01 | A potential iron phosphate (FePO 4 ) catalyst was prepared using a low-temperature solid-state method for the heterogeneous Fenton-like degradation of methyl blue (MB). A variety of parameters affecting the MB removal rate, including temperature, initial pH, catalyst usage, H 2 O 2 and MB concentration, was studied in ... | Low-Temperature Solid-State Synthesis of FePO4 as a Heterogeneous Fenton-Like Catalyst for the Degradation of Methyl Blue | 10.1007/s10812-022-01340-6 |
2022-03-01 | A technique for using an indicative library of characteristic fields in the design of low-temperature power plants with the utilization of low-grade heat of liquefied natural gas has been proposed. A classification of low-temperature power plants with low-grade heat utilization has been made according to the types of h... | Technique for Using the Indicative Library of Characteristic Fields in the Design of Low-Temperature Power Plants with Low-Grade Heat Utilization | 10.1007/s10556-022-01028-w |
2022-03-01 | The present work experimentally investigates the impacts of low-frequency ultrasound waves on the removal of low crude-oil content (500 mg/L) emulsion from a crude oil wastewater unit. A total of 32 experiments were designed using Minitab. The study did not use chemical demulsifiers in the experiments and performed the... | An experimental study on low-content crude oil in water emulsion using low-frequency ultrasonic waves | 10.1007/s43153-021-00215-1 |
2022-03-01 | High-grade epithermal Au–Ag veins of the Vodorazdelnaya district in far eastern Russia are hosted by Early Cretaceous volcanic rocks of the Tytylveem belt. The largest deposit is Zone 37, a 1-km long, northeast-striking vein that is up to 35-m wide, containing at least 32 t Au. The main shoot consists of crustiform—col... | The Dvoinoye and September Northeast high-grade epithermal Au–Ag veins, Vodorazdelnaya district, Chukotka region, Russia | 10.1007/s00126-021-01065-0 |
2022-03-01 | The clear differences between the atmosphere of Mars and the Earth coupled with the lack of a domestic research basis were significant challenges for the aerodynamic prediction and verification of Tianwen-1. In addition, the Mars entry, descent, and landing (EDL) mission led to specific requirements for the accuracy of... | Aerodynamic design, analysis, and validation techniques for the Tianwen-1 entry module | 10.1007/s42064-021-0123-z |
2022-03-01 | Conventional anti-Stokes materials-involved deep photodynamic therapy (dPDT) requires much high-intensity irradiance due to low photosensitization efficiency. Herein, we proposed a “booster effector” approach to construct highly efficient hot band absorption phototherapeutics for low/biosafety power anti-Stokes light-t... | Se-sensitized NIR hot band absorption photosensitizer for anti-Stokes excitation deep photodynamic therapy | 10.1007/s11426-021-1179-7 |
2022-03-01 | Abstract The influence of the concentration of copper particles, compatibilizers based on low- and high-density polyethylene graft copolymers and grafted methacrylic acid chains, as well as a functionalized polymer, on the regularity of changes in the peeling resistance of copper and aluminum foil is considered. The ef... | Adhesive Features of Functionalized Metal–Polymer Systems Based on Polyolefins | 10.1134/S1995421222010105 |
2022-03-01 | The results of calculations of a heat-utilizing refrigerating machine using waste heat from two sources at different temperatures and aggregate states are presented. The calculations were performed for a combination of six working organic fluids in different engine loading modes. The efficiency of independent and casca... | Use of Heat-Utilizing Vehicle Refrigerating Machine Using Diesel Engine Waste Heat | 10.1007/s10556-022-01037-9 |
2022-03-01 | The effect of up to 0.18% microadditions of titanium on the structure and mechanical properties of sheet low-carbon (0.07 – 0.09% C) steels with different alloying systems (C – Mn – Ti, C – Mn – V – Ti,C – Mn – Nb – Ti) is studied. The phase composition and the structure of the steels are determined. The specimens are ... | Microalloying of Low-Carbon Low-Alloy Steels with Titanium | 10.1007/s11041-022-00735-8 |
2022-03-01 | Sodium nitrite (NaNO 2 ) is a multifunctional meat-curing ingredient responsible for the unique reddish-pink color and flavor, microbiological safety, and shelf life extension of products. However, its use in the meat industry is controversial since NaNO 2 is an exogenous source of nitric oxide, a nitrosating (nitrosam... | New Strategies for the Total/Partial Replacement of Conventional Sodium Nitrite in Meat Products: a Review | 10.1007/s11947-021-02744-6 |
2022-03-01 | Fully utilizing the energy generated by the explosion of pulverized coal will contribute to realize the clean and efficient exploitation of coal resources. The pulverized coal explosion characteristics will be a far-reaching and important task to explore. In this paper, ten kinds of low-quality coals such as high sulfu... | Evaluation on explosion characteristics and parameters of pulverized coal for low-quality coal: experimental study and analysis | 10.1007/s11356-021-17170-6 |
2022-03-01 | Precipitation extremes will generally intensify in response to a warming climate. This robust fingerprint of climate change is of particular concern, resulting in heavy rainfall and devastating floods. Often this intensification is explained as a consequence of the Clausius–Clapeyron law in a warmer world, under consta... | Extreme storms in Southwest Asia (Northern Arabian Peninsula) under current and future climates | 10.1007/s00382-021-05975-7 |
2022-03-01 | Sponges of the genus Aplysina Nardo, 1834 (Porifera, Demospongiae) can produce a large diversity of natural products of interest to industries such as the pharmaceutical trade. Here, we investigated the dynamics of population density, sponge size, and growth rate (GR) of three species of Aplysina over 25 months in a tr... | Population dynamics of three species of the genus Aplysina (Porifera, Demospongiae, Verongiida) in a tropical bay in the Western Atlantic Ocean | 10.1007/s12526-021-01257-x |
2022-03-01 | Propagation of low cycle fatigue cracks in main parts of an aviation gas turbine engine can cause sudden engine destruction during operation with catastrophic consequences. Accurate prediction of an engine low cycle fatigue durability can be accessed using finite element simulations. Main aspects of the applied approac... | Enhancements for technique of stable low cycle fatigue crack propagation simulation for gas turbine engine | 10.1007/s42401-021-00106-w |
2022-03-01 | Abstract —A multi-chord beam diagnostic system for an open multiple-mirror trap GOL-NB is described. The system is based on a 10 keV ribbon beam of fast neutral hydrogen atoms generated by a wide-aperture ion injector with an arc plasma source. The plasma linear density profile is calculated from the attenuation of the... | Multi-Chord Beam Diagnostics of Plasma at the GOL-NB Device | 10.1134/S1063780X22030114 |
2022-03-01 | Very low frequency (VLF) (3–30 kHz) communication systems are widely used in remote and underwater scenarios due to the low propagation loss. However, the antenna size and complex impedance matching network restrict the development of portable VLF transmitters. Here, we demonstrate a compact dual-band piezoelectric art... | Dual-band piezoelectric artificial structure for very low frequency mechanical antenna | 10.1007/s42114-022-00431-4 |
2022-03-01 | For new renewable clean energy, triboelectric nanogenerators (TENGs) have shown great potential in response to the world energy crisis. Nevertheless, the alternating-current signal generated by a TENG needs to be converted into a direct-current signal to be effective in applications. Therefore, a power management circu... | Triboelectric nanogenerator with mechanical switch and clamp circuit for low ripple output | 10.1007/s12274-021-3828-7 |
2022-03-01 | Nickel-iron sulfide has shown attractive activity in electrocatalytic oxygen evolution reaction (OER). However, the effects of low valence sulfur (S 2− ) and metal species on OER in binary nickel-iron sulfide have rarely been systematically studied. Works based on post-catalysis characterization have led to the assumpt... | Insight into sulfur and iron effect of binary nickel-iron sulfide on oxygen evolution reaction | 10.1007/s12274-021-3800-6 |
2022-03-01 | Heavy metals is a collective term describing metals and metalloids with a density higher than 5 g/cm 3 . Some of them are essential micronutrients; others do not play a positive role in living organisms. Increased anthropogenic emissions of heavy metal ions pose a serious threat to water and land ecosystems. The mechan... | Heavy metal–induced stress in eukaryotic algae—mechanisms of heavy metal toxicity and tolerance with particular emphasis on oxidative stress in exposed cells and the role of antioxidant response | 10.1007/s11356-021-18419-w |
2022-03-01 | The parameters of the plasma of a non-self-sustaining glow discharge generated inside a metal hollow cathode 300 mm long and 25 mm in inner diameter are investigated. A feature of this system is the additional injection of electrons from the auxiliary discharge plasma formed by the plasma source with a combined PINK he... | Influence of the Discharge Burning Conditions on Distributions of the Parameters of Plasma Generated in a Non-Self-Sustaining Glow Discharge Inside a Hollow Cathode | 10.1007/s11182-022-02573-w |
2022-03-01 | Tissue engineering has played a very significant role in the medical field with an ever-growing demand for various tissue donations. One crucial factor is the fabrication of a desirable artificial three-dimensional (3D) tissue scaffold to act as the extracellular matrix (ECM), meeting the complex requirements for speci... | Printing of Woodpile Scaffold Using Fresnel Lens for Tissue Engineering | 10.1007/s40684-021-00322-x |
2022-03-01 | The aim of this scoping review was to assess the extent of the literature on the use of LED therapy to treat synovial joint disorders. The JBI methodology for scoping reviews was followed. The databases used were PUBMED, EMBASE, Scopus, Web of Science, LILACS, PEDro, Cochrane Database, Google Scholar and ProQuest. To b... | The use of LED therapy to treat synovial joints disorders: scoping review | 10.1007/s10103-021-03372-4 |
2022-03-01 | Seed germination plays cardinal roles in seedling establishment and their successive growth. However, seed germination is retarded by far-red (FR) enrichment under low light stress, and the inhibitory signalling mechanism remains ambiguous. Our results indicated that low light treatment, both in the open and growth cha... | The role of phytochrome-mediated gibberellic acid signaling in the modulation of seed germination under low light stress in rice (O. sativa L.) | 10.1007/s12298-022-01167-7 |
2022-03-01 | Abstract Based on the linear electron accelerator LUE-75 of the A.I. Alikhanyan National Scientific Laboratory a technique for obtaining controlled primary electron beams with an intensity of 10–20 electrons per second in the energy range 15–75 MeV for elementary particle detectors calibration was developed and used. J... | Test Electron Beams Based on the Linear Accelerator Complex LUE-75 of A.I. Alikhanyan National Scientific Laboratory | 10.3103/S1068337222010042 |
2022-03-01 | Because of global environmental problems, low-carbon agriculture has gained increasing importance both in developed and developing countries. Hence, there is a need to find ways to develop more efficient agricultural systems. The purpose of this article is to identify the drivers of low-carbon agriculture on farms in t... | What drives low-carbon agriculture? The experience of farms from the Wielkopolska region in Poland | 10.1007/s11356-021-17022-3 |
2022-03-01 | Iron toxicity is a major challenge faced by plants in hypoxic soils; however, the consequences of such combined stress for soybean ( Glycine max ) remain to be determined. Here we assessed the physiological responses of soybean plants exposed to hypoxia and a high concentration of iron. Soil-grown plants cultivated in ... | Iron toxicity increases oxidative stress and impairs mineral accumulation and leaf gas exchange in soybean plants during hypoxia | 10.1007/s11356-021-17397-3 |
2022-03-01 | There is increasing evidence that patient heterogeneity significantly hinders advancement in clinical trials and individualized care. This study aimed to identify distinct phenotypes in extremely low birth weight infants. We performed an agglomerative hierarchical clustering on principal components. Cluster validation ... | Identifying clinical phenotypes in extremely low birth weight infants—an unsupervised machine learning approach | 10.1007/s00431-021-04298-3 |
2022-03-01 | Exploring the low-carbon energy transformation pathway is vital to coordinate economic growth and environmental improvement for achieving China’s carbon peak target. Three energy-target scenarios are developed in this paper, considering the targets of energy structure, electrification rate, and carbon mitigation toward... | Could China’s long-term low-carbon energy transformation achieve the double dividend effect for the economy and environment? | 10.1007/s11356-021-17202-1 |
2022-03-01 | Osteoarthritis (OA) and rheumatoid arthritis (RA) are common inflammation-associated cartilage degenerative diseases. Recent studies have shown that low-level diode laser treatment can reduce inflammatory cytokine expressions in cartilage. We recently reported that high-frequency low-level diode laser irradiation atten... | High-frequency near-infrared diode laser irradiation suppresses IL-1β-induced inflammatory cytokine expression and NF-κB signaling pathways in human primary chondrocytes | 10.1007/s10103-021-03371-5 |
2022-03-01 | Few studies have assessed mining-associated water pollution using spectral characteristics. We used high-resolution multispectral data acquired by unmanned aerial drones combined with in situ chemical data to assess water quality parameters in 12 relatively small water bodies located in the Tharsis complex, an abandone... | Unmanned Aerial System-Based Multispectral Water Quality Monitoring in the Iberian Pyrite Belt (SW Spain) | 10.1007/s10230-021-00837-4 |
2022-03-01 | The Internet of Things (IoT) embodies the confluence of the virtual & physical world. IoT will play an important role in managing the managing depleting resource such as water, fuel, food, etc. However, to realize these applications enormous IoT devices will communicate with each other. This massive connectivity will d... | Green IoT: A Short Survey on Technical Evolution & Techniques | 10.1007/s11277-021-09142-3 |
2022-03-01 | Purpose This study aimed to identify factors that hinder 24-h patient discharge after laparoscopic Roux-en-Y gastric bypass (LRYGB) in a low-volume practice. Material and Methods Consecutive patients who fulfilled regional criteria and underwent primary LRYGB from 2018 to 2020 were retrospectively analyzed. Patients we... | Factors that Hinder 24-Hour Discharge After Laparoscopic Roux-en-Y Gastric Bypass: a Retrospective Analysis at a Low-Volume Center | 10.1007/s11695-021-05813-z |
2022-03-01 | This paper proposes the Marine Predators Algorithm (MPA) as a new bio-inspired optimization algorithm to extract the parameters of three-photo voltaic models of solar cells. These models are three diode model (TDM), double diode model (DDM) and one-diode model (SDM). The MPA is dependent on the manner of a population o... | Effective PV Parameter Estimation Algorithm Based on Marine Predators Optimizer Considering Normal and Low Radiation Operating Conditions | 10.1007/s13369-021-06045-0 |
2022-03-01 | Aims/hypothesis Lifestyle modification and weight loss are cornerstones of type 2 diabetes management. However, carbohydrate restriction may have weight-independent beneficial effects on glycaemic control. This has been difficult to demonstrate because low-carbohydrate diets readily decrease body weight. We hypothesise... | Dietary carbohydrate restriction augments weight loss-induced improvements in glycaemic control and liver fat in individuals with type 2 diabetes: a randomised controlled trial | 10.1007/s00125-021-05628-8 |
2022-03-01 | Conventional therapies have aimed to try to help individuals suffering with dentine hypersensitivity (DH/DHS). A relatively new approach, laser therapy claims to be beneficial while having immediate and long-lasting effect. Therefore, our analysis aims to explore the immediate and 1-month efficacy of near-infrared lase... | Efficacy of near infrared dental lasers on dentinal hypersensitivity: a meta-analysis of randomized controlled clinical trials
| 10.1007/s10103-021-03391-1 |
2022-03-01 | This paper describes an ultralow power consumption and ultra-small area all-digital phase-locked loop (ADPLL) for system-on-chip (SoC) applications. In the ADPLL, a dual-tuned digitally controlled oscillator (DCO) and dual-tuned locking algorithm are presented. The proposed DCO consists of a digital-to-analog converter... | A 0.001-mm
$$^{2}$$
2
112.32-
$$\upmu $$
μ
... | 10.1007/s00034-021-01838-y |
2022-03-01 | The aim of this in vitro study was to evaluate the effects of low-level laser therapy (LLLT) at different energy intensities on proliferation and osteogenesis of periodontal ligament stem cells (PDLSCs). We designed one control group, without irradiation and four testing groups, treated with LLLT (Nd:YAG;1064 nm) at 2,... | Low-level laser irradiation enhances the proliferation and osteogenic differentiation of PDLSCs via BMP signaling | 10.1007/s10103-021-03338-6 |
2022-03-01 | The aim of the current study was to assess the impact of formulated high-fiber ingredient mix on the nutritional indices of selected Punjabi women suffering from metabolic syndrome. The developed mix contained about 323.7 Kcal energy, 14.5 ± 0.16 g protein, 12.9 ± 0.19 g dietary fiber, 2.1 ± 0.12 g fat and 61.7 g carbo... | Impact of High-Fiber Ingredient Mix on the Nutritional Indices of the Women Suffering from Metabolic Syndrome | 10.1007/s40011-021-01311-5 |
2022-03-01 | Genetic lineage tracing studies have shown that phenotypic switching of vascular smooth muscle cells (VSMCs) results in less-differentiated cells, including macrophage-like cells that lack traditional VSMC markers. This switching contributes to the formation of necrotic core in plaques and promotes atherosclerosis, whi... | Niclosamide downregulates LOX-1 expression in mouse vascular smooth muscle cells and changes the composition of atherosclerotic plaques in ApoE−/− mice | 10.1007/s00380-021-01983-z |
2022-03-01 | A seismic network of ten three-component broadband seismographs was deployed in and around Hyderabad city during September–October 2020, which enabled us to record a rare lower-crustal cratonic earthquake of M w 3.9 that occurred on 25 July 2021 (23:31:01.1) at 35 km depth below the region about 140 km south of Hyderab... | Modelling of Moment Tensors and Source Parameters of the 25 July 2021 Rare Lower Crustal Hyderabad (India) Earthquake of Mw 3.9 | 10.1007/s00024-022-02973-6 |
2022-03-01 | Lower extremity deep venous thrombosis (LEDVT) is a venous reflux disorder caused by abnormal coagulation of blood. LEDVT can obstruct the lumen and LEDVT is the third vascular disease after cerebrovascular diseases and coronary artery diseases. miRNAs are associated with thrombosis, and miR-185 was reported to affect ... | Study on the Effect and Mechanism of miR-185 on Lower Extremity Deep Venous Thrombosis | 10.1007/s12033-021-00412-w |
2022-02-28 | Generally, low flow in rivers occur as a result of extended period of dryness which is likely attributed to drought. Drought is a natural occurrence as an outcome of reduction in precipitation in a region for a long time. Hence, low flow is a growing concern as there are possibilities of more reduced flows in rivers. H... | Achieving sustainable low flow using hydropower reservoir for ecological water management in Glomma River Norway | 10.1007/s40899-022-00643-y |
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